CN109541771B

CN109541771B - Optical cable for producing dry layer-stranded optical fiber ribbon and forming device thereof

Info

Publication number: CN109541771B
Application number: CN201811607476.6A
Authority: CN
Inventors: 贾峰
Original assignee: Nanjing Wasin Fujikura Optical Communication Ltd
Current assignee: Nanjing Wasin Fujikura Optical Communication Ltd
Priority date: 2018-12-27
Filing date: 2018-12-27
Publication date: 2020-07-24
Anticipated expiration: 2038-12-27
Also published as: CN109541771A

Abstract

The invention discloses an optical cable for producing a dry-type layer stranded optical fiber ribbon and a forming device thereof, solves the problem of movement of water-blocking yarns at a stranded head during high-speed rotation, relates to the field of optical cable processing equipment, and has the technical scheme that: the utility model provides a forming device of production dry-type layer hank optical fiber ribbon cable, is including fixing the first solid fixed ring of annular at the first outer wall of transposition, first solid fixed ring outer wall circumference evenly is equipped with the connecting rod of a plurality of slopes, the one end that first solid fixed ring was kept away from to the connecting rod is passed through the solid fixed ring of second and is connected, the solid fixed ring of second and the coaxial settlement of first solid fixed ring, just the solid fixed ring's of second diameter is less than the diameter of first solid fixed ring, each the connecting rod is equipped with the solid fixed ring of third of connecting each connecting rod outer wall outward, each the solid fixed ring of third have the clearance each other.

Description

Optical cable for producing dry layer-stranded optical fiber ribbon and forming device thereof

Technical Field

The invention relates to the field of optical cable processing equipment, in particular to an optical cable for producing a dry-type layer stranded optical fiber ribbon and a forming device thereof.

Background

Currently, with the rapid development of optical communication technology, optical cables have been widely used in the field of optical communication.

In order to ensure the longitudinal waterproof performance of the optical cable, it is a common practice to fill a water blocking material in the core of the optical cable and between the core and the sheath, and once water or moisture enters the optical cable, the water blocking material will block the water or moisture from continuously permeating into the length direction of the optical cable, so as to perform the longitudinal water blocking function.

Chinese patent No. CN202563138U discloses a semi-dry layer stranded optical fiber ribbon cable, which comprises a cable core, a water blocking tape, a reinforcing layer and an outer sheath, wherein the cable core comprises a central reinforcing column, a plurality of loose optical fiber units and a plurality of small filling ropes, and the loose optical fiber units and the small filling ropes are stranded around the central reinforcing column to form the cable core; the water-blocking tape is longitudinally wrapped on the outer surface of the cable core; the reinforcing layer is arranged on the outer surface of the water blocking tape; the outer protecting sleeve is arranged on the outer surface of the reinforcing layer, and the small filling rope is wound with a water blocking yarn at a certain pitch.

In the trial-manufacture process of the product, the cabling procedure is very important for ensuring the technical requirements and performance indexes of the product, and particularly, the water-blocking yarns among the filling ropes play a decisive role in the water-blocking performance of the optical cable. However, in the actual production process of the cable core, the water blocking yarns can be partially thrown to the surface of the cable core due to the fact that a large centrifugal force is applied to the water blocking yarns in the high-speed rotation of the twisting heads, and the water blocking yarns cannot effectively play a water blocking role.

Disclosure of Invention

The invention aims to provide a forming device for producing a dry-type layer-stranded optical fiber ribbon cable, which has the advantage of reducing the movement of water-blocking yarns generated when the twisting heads rotate at high speed.

The technical purpose of the invention is realized by the following technical scheme: the utility model provides a forming device of production dry-type layer hank optical fiber ribbon cable, is including fixing the first solid fixed ring of annular at the first outer wall of transposition, first solid fixed ring outer wall circumference evenly is equipped with the connecting rod of a plurality of slopes, the one end that first solid fixed ring was kept away from to the connecting rod is passed through the solid fixed ring of second and is connected, the solid fixed ring of second and the coaxial settlement of first solid fixed ring, just the solid fixed ring's of second diameter is less than the diameter of first solid fixed ring, each the connecting rod is equipped with the solid fixed ring of third of connecting each connecting rod outer wall outward, each the solid fixed ring of third have the clearance each other.

By adopting the technical scheme, two ends of the connecting rod are respectively connected to the first fixing ring and the second fixing ring, so that the connecting rod is in an inclined state, gaps exist in the radial direction of the first fixing rings of the third fixing rings outside the connecting rod, only the water-blocking yarns need to penetrate into the first fixing rings at the moment and then penetrate between the two adjacent third fixing rings, and then penetrate out of the second fixing rings, the cable cores enter from the first fixing rings and penetrate out of the second fixing rings, the position of the water-blocking yarns is fixed at the moment, the movement of the water-blocking yarns generated when the twisting heads rotate at high speed is reduced, the filling ropes can penetrate between the two adjacent third fixing rings outside the water-blocking yarns after entering from the first fixing rings according to needs, and the positions of the cable cores, the water-blocking yarns and the filling ropes are fixed at the moment, so that the cable forming materials are fixed before entering the twisting table, so that the position of the water-blocking yarn is fixed after cabling.

Preferably, the third fixing ring is detachably connected with the connecting rod through a connecting piece arranged on the connecting rod.

Through adopting above-mentioned technical scheme, the setting up of connecting piece makes the solid fixed ring of third can dismantle with the connecting rod and be connected, is convenient for change the solid fixed ring of third.

Preferably, the connecting piece is including seting up the recess that supplies the embedding of third fixed ring part on each connecting rod, the solid fixed ring of third is made by elastic material, just the opening of supplying the solid fixed ring cover of third on each connecting rod is seted up to the solid fixed ring's of third one side, the solid fixed ring of third all is equipped with the connecting plate, two on the relative mouth wall of open-ended the connecting plate passes through locking bolted connection, when the solid fixed ring of third contradicts with the recess tank bottom, the solid fixed ring of third is tightly connected with the recess tank bottom.

Through adopting above-mentioned technical scheme, when the solid fixed ring of installation third, embolia the solid fixed ring of third from the solid fixed ring's of second one end to when embedding corresponding recess, through the size increase of the solid fixed ring of third, be convenient for go into corresponding recess with the solid fixed ring card of third, fix two connecting plates through the locking bolt this moment, and then fix the solid fixed ring of third on the connecting rod.

Preferably, the connecting piece is including offering the fixed slot that supplies the embedding of third fixed ring part on each connecting rod, the third is fixed ring and is divided into two semicircular arc boards, and two opposite both ends of two arc boards all are equipped with the fixed plate, two opposite the fixed plate passes through connecting bolt and connects.

Through adopting above-mentioned technical scheme, connecting bolt fixes two arc boards on the connecting rod, and the installation is dismantled conveniently.

Preferably, the connecting rod includes first board and the second board of being connected with first solid fixed ring and the solid fixed ring of second respectively, sets up and keeps away from the hang plate of first solid fixed ring one end at the first board, sets up and keeps away from the even board of first board one end at the hang plate, the one end that the hang plate was kept away from to even board is connected on the second board, the hang plate is to the center slope that is close to first solid fixed ring, just the distance that the lower one end of hang plate is apart from first fixed ring center is greater than the distance that the second board is apart from first fixed ring center, first board and second board can dismantle the connection respectively on first solid fixed ring and the solid fixed ring of second through fixing bolt.

Through adopting above-mentioned technical scheme, fixing bolt fixes first board and second board respectively on first solid fixed ring and the solid fixed ring of second, is convenient for change the connecting rod this moment for even board inclination on the connecting rod can be changed, and then is convenient for adjust the clearance between the solid fixed ring of two adjacent third.

Preferably, even the one end of board articulates on the second board, wears to be equipped with the carriage release lever in the other end, the one end that the carriage release lever is close to the hang plate articulates there is the slider, the slider slides along hang plate length direction and connects on the hang plate, even be equipped with the locating part that the restriction carriage release lever removed on the board.

Through adopting above-mentioned technical scheme, when pulling out the carriage release lever from even in the board for the slider moves on the hang plate, and then makes the carriage release lever pull out from even in the board gradually, and the inclination of even board increases this moment for the clearance that supplies the material to pass between the third fixed plate of even board external fixation also increases, is convenient for be suitable for the rigidity of multiple material.

Preferably, the locating part is including seting up on even board and being close to the spacing hole that the hang plate set up, spacing downthehole threaded connection has the check lock lever, set up a plurality of connecting holes that supply the check lock lever to get into on the carriage release lever, each the connecting hole distributes along carriage release lever length direction.

Through adopting above-mentioned technical scheme, when the position of carriage release lever needs to be fixed, with the spacing downthehole of check lock lever screw in, the check lock lever also gets into the connecting hole that corresponds this moment, has fixed the position of carriage release lever, has also fixed the position of slider on the hang plate this moment, simple structure, convenient operation.

Preferably, after the locking lever is in the screw in connecting hole, the locking lever is located spacing downthehole at the one end of keeping away from the connecting hole, just the criss-cross drive groove has been seted up to the locking lever towards the one end in spacing hole drill way.

Through adopting above-mentioned technical scheme, the check lock pole gets into spacing downthehole, reduces check lock pole one end and extends spacing pore pair material and pass's influence, and the setting in drive groove is convenient for with check lock pole follow spacing downthehole back-out, and then the removal of the carriage release lever in even board of being convenient for.

Another object of the present invention is to provide an optical fiber ribbon cable manufactured by the above molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable, which includes a central reinforcement disposed at the center, a plurality of first water-blocking yarns wound around the central reinforcement, a plurality of loose tubes disposed outside the first water-blocking yarns, a filling rope disposed between adjacent loose tubes, a second water-blocking yarn disposed between the filling rope and the loose tubes, a water-blocking tape layer disposed outside each filling rope, an embossed steel tape layer disposed outside the water-blocking tape layer, and a PE sheath layer disposed outside the embossed steel tape layer, wherein a tearing rope is disposed between the water-blocking tape layer and the embossed steel tape layer, and the loose tubes are provided with parallel optical fibers and a fiber paste layer disposed outside the parallel optical fibers.

Through adopting above-mentioned technical scheme, the second yarn that blocks water will fill the whole packings in clearance between rope and the loose tube when meeting water, reduces moisture content and continues to get into between the loose tube.

Preferably, the central reinforcement is made of FRP and the loose tube is made of PBT.

By adopting the technical scheme, the FRP fiber reinforced composite material is light and hard, is non-conductive, has high mechanical strength and is corrosion-resistant; the PBT has high heat resistance, toughness, fatigue resistance, self-lubrication, low friction coefficient, weather resistance and low water absorption, still maintains various physical properties and electrical insulation in a humid environment, and can well protect the ribbon optical fiber.

In conclusion, the invention has the following beneficial effects: the water blocking yarns penetrate into the first fixing ring, penetrate between the two adjacent third fixing rings and penetrate out of the second fixing ring, the cable core enters from the first fixing ring and penetrates out of the second fixing ring, the position of the water blocking yarns is fixed at the moment, movement of the water blocking yarns during high-speed rotation of the twisting head is reduced, the filling ropes can penetrate between the two adjacent third fixing rings outside the water blocking yarns after entering from the first fixing ring according to needs, the cable core, the water blocking yarns and the filling ropes are fixed at the moment, each cabling material is fixed before entering the twisting table, and the position of the water blocking yarns after cabling is fixed.

Drawings

FIG. 1 is a schematic structural view of example 1;

FIG. 2 is a schematic structural view for embodying the connecting member of embodiment 1;

fig. 3 is a schematic structural diagram for embodying the limiting member in embodiment 1;

FIG. 4 is a schematic structural view of embodiment 2.

In the figure: 1. a first retaining ring; 11. a connecting rod; 111. a first plate; 112. a second plate; 113. an inclined plate; 114. connecting plates; 115. fixing the bolt; 116. a travel bar; 117. a slider; 12. a second retaining ring; 13. a third fixing ring; 14. a connecting member; 141. a groove; 142. an opening; 143. a connecting plate; 144. locking the bolt; 145. fixing grooves; 146. an arc plate; 147. a fixing plate; 148. a connecting bolt; 15. a limiting member; 151. a limiting hole; 152. a locking lever; 153. connecting holes; 154. a drive slot; 2. a central reinforcement; 21. a first water-blocking yarn; 22. loosening the sleeve; 23. filling a rope; 24. a second water-blocking yarn; 25. a water blocking tape layer; 26. rolling a steel strip layer; 27. a PE sheath layer; 28. tearing the rope; 29. and carrying an optical fiber; 291. a fibrous paste layer.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

the utility model provides a forming device of production dry-type layer strand optical fiber ribbon cable, as figure 1, including fixing at the first solid fixed ring 1 of annular of hank head outer wall, 1 outer wall circumference of first solid fixed ring evenly is equipped with the connecting rod 11 of a plurality of slopes, the one end that first solid fixed ring 1 was kept away from to connecting rod 11 is passed through the solid fixed ring 12 of second and is connected, the solid fixed ring 12 of second and the coaxial settlement of first solid fixed ring 1, and the diameter of the solid fixed ring 12 of second is less than the diameter of first solid fixed ring 1, each connecting rod 11 is in the tilt state this moment, then be equipped with the solid fixed ring 13 of third of connecting each connecting rod 11 outer wall outside each connecting rod 11, there is the clearance each other in the solid fixed ring 13 of each third along the.

As shown in fig. 1, after the above-mentioned forming device is installed between the twisting head and the yarn binding machine of the twisting device, the cable core enters from the first fixing ring 1 and directly passes through the second fixing ring 12, the water-blocking yarn passes through the first fixing ring 1, then passes through between two adjacent third fixing rings 13, and then passes through the second fixing ring 12, the filling rope 23 can pass through between two adjacent third fixing rings 13 outside the water-blocking yarn after entering from the first fixing ring 1 as required, and then passes through from the second fixing ring 12, at this time, the positions of the cable core, the water-blocking yarn and the filling rope 23 are fixed, the situation that the water-blocking yarn is partially thrown to the surface of the cable core due to the large centrifugal force exerted by the high-speed rotation at the twisting head is reduced, the purpose that the water-blocking yarn stably appears at the designed position in the cabling process is realized, so that each cabling material is fixed before entering into the twisting table, the water resistance of the optical cable is guaranteed, the production efficiency is high, and mass production can be realized.

As shown in fig. 1, the third fixing ring 13 is detachably connected to the connection rod 11 by a connection member 14 provided on the connection rod 11. Replacement of the third fixing ring 13 is facilitated.

As shown in fig. 1, the connecting member 14 includes a groove 141 formed on each connecting rod 11 for partially embedding the third fixing ring 13, the third fixing ring 13 is made of an elastic material, and may be made of an elastic metal material, and an opening 142 for sleeving the third fixing ring 13 on each connecting rod 11 is formed on one side of the third fixing ring 13, the third fixing ring 13 is provided with connecting plates 143 on opposite opening walls of the opening 142, the two connecting plates 143 are connected by a locking bolt 144, and when the third fixing ring 13 abuts against the groove bottom of the groove 141, the third fixing ring 13 is tightly connected with the groove bottom of the groove 141.

As shown in fig. 1, when the third fixing ring 13 is installed, the third fixing ring 13 is inserted from one end of the second fixing ring 12, and when the third fixing ring 13 is inserted into the corresponding groove 141, the diameter of the third fixing ring 13 is increased through the opening 142, so that the third fixing ring 13 is conveniently inserted into the corresponding groove 141, and at this time, the two connecting plates 143 are fixed by the locking bolts 144, so that the third fixing ring 13 is fixed on the connecting rod 11.

As shown in fig. 2, alternatively, the connecting member 14 includes a fixing groove 145 formed on each connecting rod 11 for partially fitting the third fixing ring 13, the third fixing ring 13 is divided into two semicircular arc plates 146, fixing plates 147 are provided at opposite ends of the two arc plates 146, and the two opposite fixing plates 147 are connected by a connecting bolt 148. When the installation is carried out, the two arc plates 146 are correspondingly arranged in the corresponding fixing grooves 145, and then the connecting bolts 148 fix the two arc plates 146 on the connecting rod 11, so that the installation and the disassembly are convenient.

As shown in fig. 1 and 3, in order to facilitate the detachment of the connection rod 11 from the first fixing ring 1 and the second fixing ring 12, the connection rod 11 includes a first plate 111 and a second plate 112 connected to the first fixing ring 1 and the second fixing ring 12, respectively, an inclined plate 113 disposed at an end of the first plate 111 remote from the first fixing ring 1, and a link plate 114 disposed at an end of the inclined plate 113 remote from the first plate 111, an end of the link plate 114 remote from the inclined plate 113 being connected to the second plate 112, the inclined plate 113 being inclined toward a center near the first fixing ring 1, and a lower end of the inclined plate 113 being spaced apart from the center of the first fixing ring 1 by a distance greater than a distance of the second plate 112 from the center of the first fixing ring 1, in which the first plate 111 and the second plate 112 are detachably connected to the first fixing ring 1 and the second fixing ring 12 by fixing bolts 115, respectively, in order to bring the link plate 114 into an inclined state. With first board 111 and second board 112 from the solid fixed ring of first solid fixed ring 1 and the solid fixed ring 12 of second, be convenient for change connecting rod 11 for link 114 inclination on the connecting rod 11 can be changed, and then be convenient for adjust the clearance between two adjacent solid fixed rings of third 13, the different cabling material of adaptation size satisfies the operation requirement.

As shown in fig. 1 and 3, one end of the connecting plate 114 is hinged to the second plate 112, a moving rod 116 is inserted into the other end of the connecting plate, a sliding block 117 is hinged to one end of the moving rod 116 close to the inclined plate 113, the sliding block 117 is connected to the inclined plate 113 in a sliding manner along the length direction of the inclined plate 113, and a limiting member 15 for limiting the moving rod 116 to move is arranged on the connecting plate 114. When the moving rod 116 is pulled out from the connecting plate 114, the sliding block 117 moves on the inclined plate 113, so that the moving rod 116 is gradually pulled out from the connecting plate 114, the inclined angle of the connecting plate 114 is increased at the moment, the position of the material in the cable is convenient to adjust, the gap between the third fixing plates 147 fixed outside the connecting plate 114 for the material to pass through is also increased, and the position fixing suitable for various materials is convenient. When the stopper 15 restricts the movement of the moving rod 116, the sum of the sizes of the link plate 114 and the moving rod 116 is fixed, and the movement of the slider 117 on the inclined plate 113 is restricted.

As shown in fig. 1 and 3, the limiting member 15 includes a limiting hole 151 formed on the connecting plate 114 and disposed near the inclined plate 113, a locking rod 152 is connected to the limiting hole 151 through an internal thread, a plurality of connecting holes 153 for the locking rod 152 to enter are formed on the moving rod 116, and each connecting hole 153 is distributed along the length direction of the moving rod 116. When the position of the moving rod 116 needs to be fixed, the locking rod 152 is screwed into the limiting hole 151, at this time, the locking rod 152 also enters the corresponding connecting hole 153, the position of the moving rod 116 is fixed, and at this time, the position of the sliding block 117 on the inclined plate 113 is also fixed, so that the structure is simple, and the operation is convenient.

As shown in fig. 1 and 3, after the locking rod 152 is screwed into the connecting hole 153, the locking rod 152 is located in the limiting hole 151 at the end far away from the connecting hole 153, so as to reduce the influence of the limiting hole 151 extended from one end of the locking rod 152 on the material passing, and a cross-shaped driving groove 154 is formed at the end of the locking rod 152 facing the opening of the limiting hole 151, and the driving groove 154 is arranged to facilitate the screwing out of the locking rod 152 from the limiting hole 151, thereby facilitating the movement of the moving rod 116 in the connecting plate 114.

Example 2: an optical fiber ribbon cable manufactured according to the above embodiment 1, as shown in fig. 4, includes a central strength member 2 disposed at the center, a plurality of first water-blocking yarns 21 wound around the central strength member 2, a plurality of loose tubes 22 disposed outside the first water-blocking yarns 21, filling cords 23 disposed between adjacent loose tubes 22, a second water-blocking yarn 24 disposed between the filling cords 23 and the loose tubes 22, a water-blocking tape layer 25 disposed outside each filling cord 23, an embossed steel tape layer 26 disposed outside the water-blocking tape layer 25, a PE jacket layer 27 disposed outside the embossed steel tape layer 26, a tearing cord 28 disposed between the water-blocking tape layer 25 and the embossed steel tape layer 26, and a fiber paste 291 layer disposed inside the loose tubes 22 and having optical fibers 29 and disposed outside the combined optical fibers 29.

As shown in FIG. 4, second water-blocking yarn 24 completely fills the gap between filler cord 23 and loose tube 22 when it encounters water, reducing the amount of water that continues to enter between loose tubes 22. The central reinforcement 2 is made of FRP, and the FRP fiber reinforced composite material is light and hard, is non-conductive, has high mechanical strength and corrosion resistance, and prolongs the service life of the optical cable; the loose tube 22 is made of PBT, which has high heat resistance, toughness, fatigue resistance, self-lubrication, low friction coefficient, weather resistance, low water absorption, maintains various physical properties and electrical insulation in a humid environment, and can well protect the optical fiber 29.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a forming device of production dry-type layer hank optical fiber ribbon cable which characterized by: the hinge comprises an annular first fixing ring (1) fixed on the outer wall of a hinge head, wherein a plurality of inclined connecting rods (11) are uniformly arranged on the outer wall of the first fixing ring (1) in the circumferential direction, one ends, far away from the first fixing ring (1), of the connecting rods (11) are connected through a second fixing ring (12), the second fixing ring (12) and the first fixing ring (1) are coaxially set, the diameter of the second fixing ring (12) is smaller than that of the first fixing ring (1), third fixing rings (13) connected with the outer walls of the connecting rods (11) are arranged outside the connecting rods (11), and gaps exist among the third fixing rings (13) along the diameter direction of the first fixing ring (1);

the connecting rod (11) comprises a first plate (111) and a second plate (112) which are respectively connected with the first fixing ring (1) and the second fixing ring (12), an inclined plate (113) arranged at one end of the first plate (111) far away from the first fixing ring (1), and a connecting plate (114) arranged at one end of the inclined plate (113) far away from the first plate (111), one end of the connecting plate (114) far away from the inclined plate (113) is connected to the second plate (112), the inclined plate (113) is inclined toward the center near the first fixing ring (1), and the distance from the lower end of the inclined plate (113) to the center of the first fixing ring (1) is larger than the distance from the second plate (112) to the center of the first fixing ring (1), the first plate (111) and the second plate (112) are detachably connected to the first fixing ring (1) and the second fixing ring (12) through fixing bolts (115) respectively;

link the one end of board (114) and articulate on second board (112), wear to be equipped with carriage release lever (116) in the other end, one end that carriage release lever (116) are close to hang plate (113) articulates there is slider (117), slider (117) slide along hang plate (113) length direction and connect on hang plate (113), be equipped with locating part (15) that restriction carriage release lever (116) removed on linking board (114).

2. The molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable according to claim 1, wherein: the third fixing ring (13) is detachably connected with the connecting rod (11) through a connecting piece (14) arranged on the connecting rod (11).

3. The molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable according to claim 2, wherein: connecting piece (14) are including offering recess (141) that supply the solid fixed ring of third (13) partial embedding on each connecting rod (11), the solid fixed ring of third (13) is made by elastic material, just opening (142) on each connecting rod (11) are fixed to the solid fixed ring of third (13) cover is offered to one side of the solid fixed ring of third (13), the solid fixed ring of third (13) all is equipped with connecting plate (143), two on the relative mouthful wall of opening (142) connecting plate (143) are connected through locking bolt (144), when solid fixed ring of third (13) contradicts with recess (141) tank bottom, the solid fixed ring of third (13) is tightly connected with recess (141) tank bottom.

4. The molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable according to claim 2, wherein: the connecting piece (14) is including offering the fixed slot (145) that supplies the solid fixed ring of third (13) part embedding on each connecting rod (11), the solid fixed ring of third (13) divide into two semicircular arc boards (146), and two opposite both ends of arc board (146) all are equipped with fixed plate (147), two relatively fixed plate (147) are through connecting bolt (148) connection.

5. The molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable according to claim 1, wherein: locating part (15) are including offering spacing hole (151) on even board (114) and near hang plate (113) setting, spacing hole (151) female connection has check lock lever (152), set up a plurality of connecting holes (153) that supply check lock lever (152) to get into on carriage release lever (116), each connecting hole (153) are distributed along carriage release lever (116) length direction.

6. The molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable according to claim 5, wherein: when the locking rod (152) is screwed into the connecting hole (153), one end of the locking rod (152) far away from the connecting hole (153) is positioned in the limiting hole (151), and the locking rod (152) is provided with a cross-shaped driving groove (154) towards one end of the orifice of the limiting hole (151).

7. An optical fiber ribbon cable manufactured by the molding apparatus for producing a dry-type layer-stranded optical fiber ribbon cable according to any one of claims 1 to 6, characterized in that: the water-blocking and water-blocking integrated cable comprises a central reinforcing piece (2) arranged at the center, a plurality of first water-blocking yarns (21) wound outside the central reinforcing piece (2), a plurality of loose tubes (22) arranged outside the first water-blocking yarns (21), filling ropes (23) arranged between adjacent loose tubes (22), second water-blocking yarns (24) arranged between the filling ropes (23) and the loose tubes (22), water-blocking tape layers (25) sleeved outside the filling ropes (23), embossed steel tape layers (26) arranged outside the water-blocking tape layers (25), and PE sheath layers (27) arranged outside the embossed steel tape layers (26), wherein tearing ropes (28) are arranged between the water-blocking tape layers (25) and the embossed steel tape layers (26), and optical fibers (29) and an optical fiber paste layer (291) arranged outside the optical fibers (29) are arranged in the loose tubes (22).

8. The fiber optic ribbon cable of claim 7, wherein the central strength member (2) is constructed of FRP and the loose tube (22) is constructed of PBT.